From 57bc14caa0a9715cca597fb7912b2b6f5dd118a5 Mon Sep 17 00:00:00 2001
From: Bruno Oliveira <nicoddemus@gmail.com>
Date: Fri, 25 Dec 2015 17:46:19 -0200
Subject: [PATCH] Apply readline workaround during initial conftest loading

---
 _pytest/capture.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/_pytest/capture.py b/_pytest/capture.py
index 0d839d7d3..75acb178b 100644
--- a/_pytest/capture.py
+++ b/_pytest/capture.py
@@ -31,6 +31,7 @@ def pytest_addoption(parser):
 
 @pytest.hookimpl(hookwrapper=True)
 def pytest_load_initial_conftests(early_config, parser, args):
+    _readline_workaround()
     ns = early_config.known_args_namespace
     pluginmanager = early_config.pluginmanager
     capman = CaptureManager(ns.capture)
@@ -307,8 +308,7 @@ class NoCapture:
 class FDCapture:
     """ Capture IO to/from a given os-level filedescriptor. """
 
-    def __init__(self, targetfd, tmpfile=None):
-        readline_workaround()
+    def __init__(self, targetfd, tmpfile=None):        
         self.targetfd = targetfd
         try:
             self.targetfd_save = os.dup(self.targetfd)
@@ -445,7 +445,7 @@ class DontReadFromInput:
         pass
 
 
-def readline_workaround():
+def _readline_workaround():
     """
     Ensure readline is imported so that it attaches to the correct stdio
     handles on Windows.
@@ -464,6 +464,8 @@ def readline_workaround():
     See https://github.com/pytest-dev/pytest/pull/1281
     """
 
+    if not sys.platform.startswith('win32'):
+        return
     try:
         import readline  # noqa
     except ImportError: